Saint Lawrence Boulevard or boulevard Saint-Laurent (its official name, in French) is a major street in Montreal, Quebec, Canada. A commercial artery and cultural heritage site, the street runs north-south through the near-centre of city and is nicknamed The Main.

St. Laurent Street became a boulevard in 1905 and is affectionately referred to as The Main by many Montrealers. It serves as the city's physical division of east and west. Street numbers begin at Saint Lawrence and continue outward, with street names being suffixed by Ouest (West) or Est (East), depending on their orientation.

The street traditionally divides Montreal by language, ethnicity, and class. Saint Lawrence Street was for generations the symbolic dividing line for the city, with the predominantly English-speaking population to the west, French-speaking population to the east, and immigrant communities in between along the Main and Park Avenue. The...Read More